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86231852 = 22722713567
BaseRepresentation
bin1010010001111…
…00101100101100
320000021000212022
411020330230230
5134033404402
612320125312
72064646550
oct510745454
9200230768
1086231852
11447482a3
1224a66838
1314b32a85
14b649860
1578852a2
hex523cb2c

86231852 has 24 divisors (see below), whose sum is σ = 173236224. Its totient is φ = 36790992.

The previous prime is 86231851. The next prime is 86231869. The reversal of 86231852 is 25813268.

It is not an unprimeable number, because it can be changed into a prime (86231851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428 + ... + 13139.

It is an arithmetic number, because the mean of its divisors is an integer number (7218176).

Almost surely, 286231852 is an apocalyptic number.

It is an amenable number.

86231852 is an abundant number, since it is smaller than the sum of its proper divisors (87004372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86231852 is a wasteful number, since it uses less digits than its factorization.

86231852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13805 (or 13803 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 86231852 is about 9286.1107036261. The cubic root of 86231852 is about 441.7968053828.

The spelling of 86231852 in words is "eighty-six million, two hundred thirty-one thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 227 454 908 1589 3178 6356 13567 27134 54268 94969 189938 379876 3079709 6159418 12318836 21557963 43115926 86231852